Oct. 9, 2016, 9:05 p.m.

Nothing was off-limits during the second presidential debate, including the legacy of Abraham Lincoln.

The 16th president grabbed the spotlight when moderator Martha Raddatz asked Hillary Clinton a question from the audience.

“Is it OK for politicians to be two-faced? Is it OK for them to have a private stance?” Raddatz asked. The question was in reference to a speech that Clinton made at a Goldman Sachs conference in 2013, where she reportedly said that politicians "need both a public and a private position." The comments were leaked on Friday as part of Wikileaks email dump.

Oct. 9, 2016, 8:10 p.m.

The coal industry is down, as both candidates have acknowledged, but that change can also be traced to market forces and the increase in natural gas production — the “tremendous wealth right under our feet” that Trump mentioned Sunday night at the debate.

Clinton noted that the increase in natural gas production serves as a transitional "bridge to more renewable fuels” but that coal country is in need of revitalization. Energy generated from natural gas has gained while power generated from coal has declined over the last decade; those two sources were almost equal in 2015.

Donald Trump’s murky finances and his refusal to make public his personal tax returns — breaking decades of tradition by presidential candidates — have dogged his campaign for months.

And the bombshell revelation that Trump reported a $916-million loss in 1995 that may have enabled him to pay no income taxes for 20 years has only intensified the pressure on the GOP nominee to shed light on his business ventures and explain the true nature of his finances and tax liabilities.

Oct. 9, 2016, 7:55 p.m.

"I respect his children. His children are incredibly able and devoted and I think that says a lot about Donald. I don't agree with nearly anything else he says or does, but I do respect that and I think that's something that as a mother and a grandmother that's very important to me.